import logging
from redis import StrictRedis

class Config():
    """工程配置信息"""
    SECRET_KEY = 'pivC8au4EjIBrn9cMNYx+kEa1/7mhoHHqs8TM5jUC4Olis34OF6pi8fSEuUMZAUu'
    DEBUG = True
    # 配置数据库
    SQLALCHEMY_DATABASE_URI = 'mysql://root:mysql@127.0.0.1:3306/information01'
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    # 在请求结束时候，如果指定此配置为 True ，那么 SQLAlchemy 会自动执行一次 db.session.commit()操作
    SQLALCHEMY_COMMIT_ON_TEARDOWN = True

    #redis配置
    REDIS_HOST = '127.0.0.1'
    REDIS_PORT = '6379'
    # 配置session
    # Session保存配置
    SESSION_TYPE = "redis"
    # 开启session签名
    SESSION_USE_SIGNER = True
    # 指定 Session 保存的 redis
    SESSION_REDIS = StrictRedis(host=REDIS_HOST, port=REDIS_PORT)
    # 设置需要过期
    SESSION_PERMANENT = False
    # 设置过期时间
    PERMANENT_SESSION_LIFETIME = 86400 * 2

    # 设置日志等级
    LOG_LEVEL = logging.DEBUG

class DevelopmentConfig(Config):
    """开发环境下的配置"""
    DEBUG = True

class ProductionConfig(Config):
    """生产环境下的配置"""
    DEBUG = False
    LOG_LEVEL = logging.WARNING

class TestingConfig(Config):
    """单元测试下的配置"""
    DEBUG = True
    TESTING = True

config = {
    'development':DevelopmentConfig,
    'production':ProductionConfig,
    'testing':TestingConfig
}